Home / 1,269,848.09-1,751,891.53-725,691.96

Finding the Fourth Proportional to 1,269,848.09, 1,751,891.53 and 725,691.96

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Solution

The fourth proportional to 1,269,848.09, 1,751,891.53 and 725,691.96 is: 1,001,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,848.09 : 1,751,891.53 = 725,691.96 : x
  2. Step 2: Convert to fraction form
    1,269,848.09/1,751,891.53 = 725,691.96/x
  3. Step 3: Cross multiply
    1,269,848.09x = 1,751,891.53 × 725,691.96
  4. Step 4: Simplify right side
    1,269,848.09x = 1,271,333,598,113.10
  5. Step 5: Solve for x
    x = 1,271,333,598,113.10/1,269,848.09
  6. Step 6: Final answer
    x = 1,001,169.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.